Mercurial > hg > nginx
annotate src/os/unix/ngx_alloc.c @ 444:42d11f017717
nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 29 Sep 2004 16:00:49 +0000 |
parents | da8c5707af39 |
children | a88a3e4e158f |
rev | line source |
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441
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nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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1 |
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2 /* |
444
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 |
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11 int ngx_pagesize; |
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12 |
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13 |
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14 void *ngx_alloc(size_t size, ngx_log_t *log) |
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15 { |
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16 void *p; |
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17 |
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18 if (!(p = malloc(size))) { |
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19 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, |
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20 "malloc() " SIZE_T_FMT " bytes failed", size); |
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21 } |
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22 |
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23 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0, |
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24 "malloc: " PTR_FMT ":" SIZE_T_FMT, p, size); |
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25 |
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26 return p; |
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27 } |
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28 |
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29 |
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30 void *ngx_calloc(size_t size, ngx_log_t *log) |
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31 { |
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32 void *p; |
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33 |
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34 p = ngx_alloc(size, log); |
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35 |
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36 if (p) { |
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37 ngx_memzero(p, size); |
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38 } |
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39 |
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40 return p; |
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41 } |
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42 |
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44 #if (HAVE_POSIX_MEMALIGN) |
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46 void *ngx_memalign(size_t alignment, size_t size, ngx_log_t *log) |
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47 { |
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48 void *p; |
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50 if (posix_memalign(&p, alignment, size) == -1) { |
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51 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, |
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52 "posix_memalign() " SIZE_T_FMT " bytes aligned to " |
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53 SIZE_T_FMT " failed", size, alignment); |
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54 } |
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55 |
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56 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0, |
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57 "posix_memalign: " PTR_FMT ":" SIZE_T_FMT, p, size); |
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58 |
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59 return p; |
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60 } |
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61 |
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62 #elif (HAVE_MEMALIGN) |
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64 void *ngx_memalign(size_t alignment, size_t size, ngx_log_t *log) |
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65 { |
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66 void *p; |
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67 |
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68 if (!(p = memalign(alignment, size))) { |
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69 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, |
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70 "memalign() " SIZE_T_FMT " bytes aligned to " |
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71 SIZE_T_FMT " failed", size, alignment); |
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72 } |
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73 |
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74 ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0, |
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75 "memalign: " PTR_FMT ":" SIZE_T_FMT, p, size); |
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76 |
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77 return p; |
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78 } |
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79 |
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80 #endif |